﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 书易.DAL
{
    public class BookDal
    {
        public static int SelectSumCount(int BID) {
            return Convert.ToInt32(DbHelper.ExecuteScalar("select Bcount from book where Bid="+BID));
        }
    }
}
